Patents by Inventor Syunsuke Saito

Syunsuke Saito has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8338643
    Abstract: The present invention provides a reagent for introducing a protein or gene into a cell. The reagent of the present invention is, for example, a reagent for introducing a protein or gene into a cell, which comprises a composition comprising a cationic amino acid type lipid represented by the following formula (I)-1: (wherein in formula (I)-1: L is a single bond, —CONH—, or —S—S—; M1 is —(CH2)k— or —(CH2CH2O)k— (wherein k is an integer between 0 and 14); and m1 and m2 are each independently an integer between 11 and 21 (in this regard, when providing a reagent for introducing a gene into a cell, the case where both m1 and m2 are 15 is excluded)).
    Type: Grant
    Filed: November 26, 2007
    Date of Patent: December 25, 2012
    Assignee: Waseda University
    Inventors: Shinji Takeoka, Naoya Takeda, Hitoshi Kurumizaka, Isao Sakane, Namiko Ikegaya, Yosuke Obata, Syunsuke Saito
  • Publication number: 20100291672
    Abstract: The present invention provides a reagent for introducing a protein or gene into a cell. The reagent of the present invention is, for example, a reagent for introducing a protein or gene into a cell, which comprises a composition comprising a cationic amino acid type lipid represented by the following formula (I)-1: (wherein in formula (I)-1: L is a single bond, —CONH—, or —S—S—; M1 is —(CH2)k— or —(CH2CH2O)k— (wherein k is an integer between 0 and 14); and m1 and m2 are each independently an integer between 11 and 21 (in this regard, when providing a reagent for introducing a gene into a cell, the case where both m1 and m2 are 15 is excluded)).
    Type: Application
    Filed: November 26, 2007
    Publication date: November 18, 2010
    Applicant: WASEDA UNIVERSITY
    Inventors: Shinji Takeoka, Naoya Takeda, Hitoshi Kurumizaka, Isao Sakane, Namiko Ikegaya, Yosuke Obata, Syunsuke Saito